With Franklin Fueling Systems Variable Speed Conversion Kits, you can achieve higher, more consistent profit-boosting product flow rates while eliminating the wear and tear that hydraulic hammer can cause. Installation is easy with a variable-speed pump motor assembly, MagVFC™ variable-frequency controller and four-wire contractor’s plug. The MagVFC works with your existing system to increase flow as more fueling points go live, delivering the flow you need, as you need it.